Re: Performance of count(*) - Mailing list pgsql-performance

From Carlos Moreno
Subject Re: Performance of count(*)
Date
Msg-id 4602B5C5.20003@mochima.com
Whole thread Raw
In response to Re: Performance of count(*)  (Andreas Kostyrka <andreas@kostyrka.org>)
List pgsql-performance
>>count(*).  I was just discussing general performance issues on the
>>phone line and when my colleague asked me about the size of the
>>database he just wonderd why this takes so long for a job his
>>MS-SQL server is much faster.  [...].
>>
>>
>
>Simple. MSSQL is optimized for this case, and uses "older"
>datastructures. PG uses a MVCC storage,
>

Which version of MSSQL?  Wikipedia says that SQL Server 2005 uses the
MVCC model.

Carlos
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